Zobrazeno 1 - 3
of 3
pro vyhledávání: '"ANTANAS KAZILIUNAS"'
Autor:
Antanas Kaziliunas
Publikováno v:
Ceramics-Silikáty, Vol 58, Iss 4, Pp 282-287 (2014)
The article continues the research of input reduction of phosphogypsum preparation for the production of building materials. Desiccated apatite (2.18 % P2O5 in gypsum) makes the least changes in the properties of Portland cement: it prolongs the ceme
Externí odkaz:
https://doaj.org/article/408da55d016c4c8d9d59dab0ec56fdb0
Autor:
ANTANAS KAZILIUNAS, MARYTE BACAUSKIENE
Publikováno v:
Ceramics-Silikáty, Vol 55, Iss 4, Pp 390-393 (2011)
Sodium and potassium combinations existing in phosphogypsum are highly soluble and remain in the filtrate, their amount increasing with each recycle. It has been determined that the amount of alkalis in the recycling filtrate depends on an amount of
Externí odkaz:
https://doaj.org/article/d324cdadf80945c2a9c21538d3d9e6cf
Publikováno v:
Medžiagotyra, Vol 19, Iss 3, Pp 326-330 (2013)
Dry building mixes, stored in the air, absorb water vapor and CO2 gas and ageing because properties of binding materials, mostly Portland cement, deteriorate after its prehydration and carbonation. In this paper the ageing singularities of dry cement
Externí odkaz:
https://doaj.org/article/a4c59e1154374d97a6129024e8e3b592